I was holding my MagSafe charger against my phone with my index finger and it went numb and felt weird for a few minutes is it safe?

Hello Uzimakeyadoozy,

Welcome to Apple Support Communities. 

We understand that you want to know if using the MagSafe charger is safe. We are happy to point you in the right direction.

Please contact Apple Support here: Contact - Official Apple Support

Let us know if you have further questions.

Take care.